MINEBK00208

• County: Lake
• Volume: 15
• Document: Inspectr
• Suffix: A

40i f ail
~2~ ~ li ~'
soloid foes-No metal tamping bare allowed in mine-Wooden tamp- i~j ~l.
I i
ing bare provided-No powder man employed-Exploeivea stored in i~
magazine whioh is situated 200 feet from workings-Amount of ex-
iplosives kept in storage:-200 1ba.Charaoter of magazine-Wood ~,1~ ,
~,oovered with sheet iron-No devioe for warming powder-NO oils or ~ jl',l
combustibles stored with powder. ~ ,' E
~ I~i -'1
Mining. II ill
The main opening to the mine is a shaft 220 Peet in depth with ~1 ~ +~
troo levels,one level 135 feet from oollar,and the aeoord level ~~~ ,~
g Cpl.
2I0 Peet,oonneoti.one are made with the Little Chief end Carbo- ` lull,
niferoua shafts on the 2I0 foot level. ppp@ ~,II l
Hoisting. ~~ ~~
Hethod employed-maohinery driven by eleotrioity,by whioh men ~i 'III
are raised and lowered-Distance hoisted-2I0 feet-Weight of load ~ )ill
I000 1bs.0able of 3~4 inoh etael,oondition-good,in use one year II
fastened to buoket by olampe and olevioe-Material hoisted from
two levels-Bell rope 3~tl in. of manilla-)dining Bureau node in
use whioh are posted in engine room and oollar of shaft-Shaft ~
is not being sunk, i ~I~`
lline methods.
i
~ Idethod of ore extraotion-9toping and drifting-NO machine drilln
in use-Single hand drilling employed-Timbering,aette and oribbe
~I Underground tramming-Men with buokets and trunk on G ib.to the
• II yard rail-NO water handled-Ventilation natural draft-suffioient
No gaoeo met with.
Exits.
~ ,haft is divided into two oomPartmenta with lud<Sor wey,nafo and
naouro-No steam or water Pipes-Mine has several exits for mon-
Lighting underground-Oandloe.
Statiatios.
~ Average tonnage per month:-I00.-arose tonnage Par year:-1200•
Developemont.
Total No.oP Peet in nhafts:-220•-Oost Der foot:-~I~E.00.
levala:-6oo.- " " :-t5.oo.
9 " 11 n n
ICI Total No.of feet in developement:-tl5o•
Men employed.
00. Per day. tl hour shift.
6 uinera. ~3•
tl ..
'I Engineer. t3.5o• "